JPWO2018211684A1 - 電子モジュール、リードフレーム及び電子モジュールの製造方法 - Google Patents
電子モジュール、リードフレーム及び電子モジュールの製造方法 Download PDFInfo
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- JPWO2018211684A1 JPWO2018211684A1 JP2018523037A JP2018523037A JPWO2018211684A1 JP WO2018211684 A1 JPWO2018211684 A1 JP WO2018211684A1 JP 2018523037 A JP2018523037 A JP 2018523037A JP 2018523037 A JP2018523037 A JP 2018523037A JP WO2018211684 A1 JPWO2018211684 A1 JP WO2018211684A1
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Abstract
Description
第一基板と、
前記第一基板の一方側に設けられた第一電子素子と、
前記第一電子素子の一方側に設けられた第二電子素子と、
前記第二電子素子の一方側に設けられた第二基板と、
前記第一電子素子に電気的に接続される第一端子部と、
前記第二電子素子に電気的に接続される第二端子部と、
を備え、
前記第一端子部が、第一端子基端部と、第一端子外方部と、前記第一端子基端部と前記第一端子外方部との間に設けられ、前記第一端子基端部側で他方側に曲げられた第一屈曲部と、を有し、
前記第二端子部が、第二端子基端部と、第二端子外方部と、前記第二端子基端部と前記第二端子外方部との間に設けられ、前記第二端子基端部側で一方側に曲げられた第二屈曲部と、を有してもよい。
少なくとも前記第一電子素子、前記第二電子素子、前記第一端子基端部、前記第一屈曲部、前記第二端子基端部及び前記第二屈曲部を封止する封止部をさらに備え、
前記封止部と外部との境界における、前記第一端子外方部と前記第一基板との間の厚み方向の距離と、前記第二端子外方部と前記第二基板との間の厚み方向の距離とは対応してもよい。
少なくとも前記第一電子素子、前記第二電子素子、前記第一端子基端部、前記第一屈曲部、前記第二端子基端部及び前記第二屈曲部を封止する封止部をさらに備え、
前記封止部と外部との境界における、前記第一端子外方部と前記第一基板との間の厚み方向の距離と、前記第一端子外方部と前記第二基板との間の厚み方向の距離とは対応し、
前記封止部と外部との境界における、前記第二端子外方部と前記第一基板との間の厚み方向の距離と、前記第二端子外方部と前記第二基板との間の厚み方向の距離とは対応してもよい。
前記第一端子基端部は、基端部側で前記第一基板からの厚み方向の距離が離間した第一離間部を有し、
前記第二端子基端部は、基端部側で前記第二基板からの厚み方向の距離が離間した第二離間部を有してもよい。
前記第一端子基端部は第一折り曲げ部を有し、前記第一折り曲げ部の基端部側が前記第一離間部となり、
前記第二端子基端部は第二折り曲げ部を有し、前記第二折り曲げ部の基端部側が前記第二離間部となってもよい。
前記第一折り曲げ部は、縦断面において角形状又は円弧形状を有し、
前記第二折り曲げ部は、縦断面において角形状又は円弧形状を有してもよい。
前記第一端子基端部は、前記第一基板側に突出した第一端子凸部を有し、
前記第二端子基端部は、前記第二基板側に突出した第二端子凸部を有してもよい。
第一端子基端部と、第一端子外方部と、前記第一端子基端部と前記第一端子外方部との間に設けられ、前記第一端子基端部側で他方側に曲げられた第一屈曲部と、を有する第一端子部と、
第二端子基端部と、第二端子外方部と、前記第二端子基端部と前記第二端子外方部との間に設けられ、前記第二端子基端部側で一方側に曲げられた第二屈曲部と、を有する第二端子部と、
前記第一端子部と前記第二端子部を連結する連結体と、
を備えてもよい。
前述したリードフレームの前記第一端子基端部を第一基板に設けられた第一導体層又は金属基板からなる第一基板に当接させ、前述したリードフレームの前記第二端子基端部を第二基板に設けられた第二導体層又は金属基板からなる第二基板に当接させる工程と、
前記連結体を切り離す工程と、
を備え、
前記第一導体層又は金属基板からなる前記第一基板は第一電子素子に電気的に接続され、
前記第二導体層又は金属基板からなる前記第二基板は第二電子素子に電気的に接続されてもよい。
《構成》
本実施の形態において、「一方側」は図1の上方側を意味し、「他方側」は図1の下方側を意味する。図1の上下方向を「第一方向」と呼び、左右方向を「第二方向」と呼び、紙面の表裏方向を「第三方向」と呼ぶ。第二方向及び第三方向を含む面内方向を「面方向」といい、一方側から見た場合には「平面視」という。
次に、本実施の形態の電子モジュールの製造方法の一例について説明する。
次に、上述した構成からなる本実施の形態による作用・効果の一例について説明する。なお、「作用・効果」で説明するあらゆる態様を、上記構成で採用することができる。
次に、本発明の第2の実施の形態について説明する。
次に、本発明の第3の実施の形態について説明する。本実施の形態では、図10に示すように、第一端子基端部111が第一基板11側に突出した第一端子凸部116を有し、第二端子基端部121が第二基板21側に突出した第二端子凸部126を有する態様となっている。その他の構成については、上記各実施の形態で説明したあらゆる態様を採用することができる。上記各実施の形態で説明した部材については同じ符号を用いて説明する。
次に、本発明の第4の実施の形態について説明する。
次に、本発明の第5の実施の形態について説明する。
次に、本発明の第6の実施の形態について説明する。
12 第一導体層
13 第一電子素子
21 第二基板
22 第二導体層
23 第二電子素子
110 第一端子部
120 第二端子部
111 第一端子基端部
111a 第一離間部
111b 第一折り曲げ部
112 第一屈曲部
113 第一端子外方部
116 第一端子凸部
121 第二端子基端部
121a 第二離間部
121b 第二折り曲げ部
122 第二屈曲部
123 第二端子外方部
126 第二端子凸部
Claims (9)
- 第一基板と、
前記第一基板の一方側に設けられた第一電子素子と、
前記第一電子素子の一方側に設けられた第二電子素子と、
前記第二電子素子の一方側に設けられた第二基板と、
前記第一電子素子に電気的に接続される第一端子部と、
前記第二電子素子に電気的に接続される第二端子部と、
を備え、
前記第一端子部は、第一端子基端部と、第一端子外方部と、前記第一端子基端部と前記第一端子外方部との間に設けられ、前記第一端子基端部側で他方側に曲げられた第一屈曲部と、を有し、
前記第二端子部は、第二端子基端部と、第二端子外方部と、前記第二端子基端部と前記第二端子外方部との間に設けられ、前記第二端子基端部側で一方側に曲げられた第二屈曲部と、を有することを特徴とする電子モジュール。 - 少なくとも前記第一電子素子、前記第二電子素子、前記第一端子基端部、前記第一屈曲部、前記第二端子基端部及び前記第二屈曲部を封止する封止部をさらに備え、
前記封止部と外部との境界における、前記第一端子外方部と前記第一基板との間の厚み方向の距離と、前記第二端子外方部と前記第二基板との間の厚み方向の距離とは対応していることを特徴とする請求項1に記載の電子モジュール。 - 少なくとも前記第一電子素子、前記第二電子素子、前記第一端子基端部、前記第一屈曲部、前記第二端子基端部及び前記第二屈曲部を封止する封止部をさらに備え、
前記封止部と外部との境界における、前記第一端子外方部と前記第一基板との間の厚み方向の距離と、前記第一端子外方部と前記第二基板との間の厚み方向の距離とは対応し、
前記封止部と外部との境界における、前記第二端子外方部と前記第一基板との間の厚み方向の距離と、前記第二端子外方部と前記第二基板との間の厚み方向の距離とは対応することを特徴とする請求項1又は2のいずれかに記載の電子モジュール。 - 前記第一端子基端部は、基端部側で前記第一基板からの厚み方向の距離が離間した第一離間部を有し、
前記第二端子基端部は、基端部側で前記第二基板からの厚み方向の距離が離間した第二離間部を有することを特徴とする請求項1乃至3のいずれか1項に記載の電子モジュール。 - 前記第一端子基端部は第一折り曲げ部を有し、前記第一折り曲げ部の基端部側が前記第一離間部となり、
前記第二端子基端部は第二折り曲げ部を有し、前記第二折り曲げ部の基端部側が前記第二離間部となることを特徴とする請求項4に記載の電子モジュール。 - 前記第一折り曲げ部は、縦断面において角形状又は円弧形状を有し、
前記第二折り曲げ部は、縦断面において角形状又は円弧形状を有することを特徴とする請求項5に記載の電子モジュール。 - 前記第一端子基端部は、前記第一基板側に突出した第一端子凸部を有し、
前記第二端子基端部は、前記第二基板側に突出した第二端子凸部を有することを特徴とする請求項1乃至6のいずれか1項に記載の電子モジュール。 - 第一端子基端部と、第一端子外方部と、前記第一端子基端部と前記第一端子外方部との間に設けられ、前記第一端子基端部側で他方側に曲げられた第一屈曲部と、を有する第一端子部と、
第二端子基端部と、第二端子外方部と、前記第二端子基端部と前記第二端子外方部との間に設けられ、前記第二端子基端部側で一方側に曲げられた第二屈曲部と、を有する第二端子部と、
前記第一端子部と前記第二端子部を連結する連結体と、
を備えたリードフレーム。 - 請求項8に記載のリードフレームの前記第一端子基端部を第一基板に設けられた第一導体層又は金属基板からなる第一基板に当接させ、請求項8に記載のリードフレームの前記第二端子基端部を第二基板に設けられた第二導体層又は金属基板からなる第二基板に当接させる工程と、
前記連結体を切り離す工程と、
を備え、
前記第一導体層又は金属基板からなる前記第一基板は第一電子素子に電気的に接続され、
前記第二導体層又は金属基板からなる前記第二基板は第二電子素子に電気的に接続されることを特徴とする電子モジュールの製造方法。
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